44042613 has 8 divisors (see below), whose sum is σ = 58848000. Its totient is φ = 29299488.

The previous prime is 44042611. The next prime is 44042633. The reversal of 44042613 is 31624044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44042613 - 2¹ = 44042611 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44042611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13888 + ... + 16761.

It is an arithmetic number, because the mean of its divisors is an integer number (7356000).

Almost surely, 2^44042613 is an apocalyptic number.

It is an amenable number.

44042613 is a deficient number, since it is larger than the sum of its proper divisors (14805387).

44042613 is a wasteful number, since it uses less digits than its factorization.

44042613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31131.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 44042613 is about 6636.4608791132. The cubic root of 44042613 is about 353.1487654979.

Adding to 44042613 its reverse (31624044), we get a palindrome (75666657).

The spelling of 44042613 in words is "forty-four million, forty-two thousand, six hundred thirteen".